Blade for a mower



FIG. 1 is a front left perspective view of a blade for a mower showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a left side view thereof, the broken line showing of a plurality of blades for a mower shown in use condition form no part of the claimed design.

The broken lines depict environmental subject matter only and form no part of the claimed design. 

The ornamental design for a blade for a mower, as shown and described. 